Seki

Ever see a character like 曖 and think "that's just 愛 with a 日 out front, but I don't know how to read it, and it's going to be a hassle inputting all those radicals to search for it?" With Seki, you can input 愛 on jisho.org, and Seki will select all the parts corresponding to that character, leaving you to quickly click 曖 in the suggestions box! To use, navigate to jisho.org, open the radical box, type in a kanji in the field at the bottom, and submit!